Finding the Fourth Proportional to 1,478,288.08, 2,040,042.54 and 799,229.44
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Solution
The fourth proportional to 1,478,288.08, 2,040,042.54 and 799,229.44 is: 1,102,939.32
Step by Step Solution
- Step 1: Write the proportion equation
1,478,288.08 : 2,040,042.54 = 799,229.44 : x - Step 2: Convert to fraction form
1,478,288.08/2,040,042.54 = 799,229.44/x - Step 3: Cross multiply
1,478,288.08x = 2,040,042.54 × 799,229.44 - Step 4: Simplify right side
1,478,288.08x = 1,630,462,056,820.38 - Step 5: Solve for x
x = 1,630,462,056,820.38/1,478,288.08 - Step 6: Final answer
x = 1,102,939.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.